Abstract:
A safety glass laminate comprising a first sheet of organic or inorganic glass and a second rigid sheet, which may also be of organic or inorganic glass, with a flexible plastics interlayer therebetween bonded to each of the sheets by adhesive which has been cured by irradiation, the interlayer comprising two outer layers of plastics film and an inner layer of fabric, preferably woven polyester, interposed therebetween. The laminate may, for example, be employed as decorative cladding or as a panel for a glass door. A security window may be provided in the laminate.
Abstract:
A COMPOSITE ARTICLE IS PREPARED BY (A) PROVIDING A LIQUID POLYURETHANE BY REACTING BIS (2-ISOCYANATOETHYL) FUMARATE WITH A POLYMERIC POLYOL COMPONENT WHICH PREFERABLY COMPRISES A TRIOL OBTAINED FROM PROPYLENE OXIDE AND 1,2,6-HEXANETRIOL, AND (B) USING SAID POLYURETHANE TO COAT A LAYER OF GLASS OR ACRYLIC PLASTIC OR TO BOND SAID LAYER (E.G., A WINDSHIELD) TO ANOTHER LAYER OF SOLID MATERIAL (E.G., AN AUTO BODY) WITH A CURED BOND WHICH IS HIGHLY RESISTANT TO ADHESIVE FAILURE WHEN THE ARTICLE IS EXPOSED TO SUNLIGHT AND OUTDOOR WEATHER FOR EXTENDED PERIODS OF TIME.